AbstractDataConnection.ExecuteReaderAsync Method

An asynchronous version of ExecuteReader(String, QueryDataParameters, QueryTypeEnum, CommandBehavior) which executes the query asynchronously and returns result as a DbDataReader.

The cancellation token can be used to request that the operation be abandoned before the command timeout elapses. Exceptions will be reported via the returned Task object.

Namespace: CMS.DataEngine
Assembly: CMS.DataEngine (in CMS.DataEngine.dll) Version: 12.0.0

Syntax

public virtual Task<DbDataReader> ExecuteReaderAsync(
	string queryText,
	QueryDataParameters queryParams,
	QueryTypeEnum queryType,
	CommandBehavior commandBehavior,
	CancellationToken cancellationToken
)

Parameters

queryText

Type: System.String
Query or stored procedure to be run.

queryParams

Type: CMS.DataEngine.QueryDataParameters
Query parameters.

queryType

Type: CMS.DataEngine.QueryTypeEnum
Indicates if query is a SQL query or stored procedure.

commandBehavior

Type: System.Data.CommandBehavior
Command behavior.

cancellationToken

Type: System.Threading.CancellationToken
The cancellation instruction.

Return Value

Type: Task<DbDataReader>
A task representing the asynchronous operation.

Implements

IDataConnection.ExecuteReaderAsync(String, QueryDataParameters, QueryTypeEnum, CommandBehavior, CancellationToken)

Remarks

The method executes the query with command behavior CloseConnection if passed commandBehavior is set to Default and connection is not opened.